Diagnostic knowledge search

23,879 code identifiers with scoped meanings, and 54,261 enhanced signal definitions. No VIN or personal information is needed.

Code or signal meaning

Reference

Brand context

23,879 matches

Page 375 · 11221–11250 shown

B1499

Lamp Turn Signal Left Circuit Failure

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1500

Lamp Turn Signal Left Circuit Open

6 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton, Subaru

B150016

When the THU voltage is lower than the specified threshold, record the fault

1 reference families · Changan

B150017

When the THU voltage is higher than the specified threshold, record the fault

1 reference families · Changan

B1501

Lamp Turn Signal Left Circuit Short To Battery

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1502

Lamp Turn Signal Left Circuit Short To Ground

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1503

Lamp Turn Signal Right Circuit Failure

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1504

Lamp Turn Signal Right Circuit Open

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1505

Lamp Turn Signal Right Circuit Short To Battery

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1506

Lamp Turn Signal Right Circuit Short To Ground

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1507

Flash To Pass Switch Circuit Failure

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1508

Flash To Pass Switch Circuit Open

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1509

Flash To Pass Switch Circuit Short To Battery

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1510

Flash To Pass Switch Circuit Short To Ground

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1511

Driver Door Handle Circuit Failure

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1512

Driver Door Handle Circuit Open

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1513

Driver Door Handle Circuit Short To Battery

6 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

B1514

Driver Door Handle Circuit Short To Ground

6 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton, Audi / Jetta / MAN / Seat / Skoda / Volkswagen

B1515

Seat Driver Occupied Switch Circuit Failure

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1516

Seat Driver Occupied Switch Circuit Open

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1517

Seat Driver Occupied Switch Circuit Short To Battery

5 reference families · Ford, GM, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1518

Seat Driver Occupied Switch Circuit Short To Ground

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1519

Hood Switch Circuit Failure

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B151D

Control Module Power Circuit low voltage

1 reference families · GM

B1520

Hood Switch Circuit Open

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1521

Hood Switch Circuit Short To Battery

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1522

Hood Switch Circuit Short To Ground

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1523

Keyless Entry Circuit Failure

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1524

Keyless Entry Circuit Open

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

B1525

Keyless Entry Circuit Short To Battery

4 reference families · Ford, Dodge / Mitsubishi, Infiniti / Nissan, Belgee / Geely / Proton

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OBD Lens reference library · catalog legacy-owner-2026-11-02-v84-evidence. Sources and scope